The Tor Browser / file comparison
comparison: dom/network/src/TCPSocketParentIntermediary.js
dom/network/src/TCPSocketParentIntermediary.js
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| -1:000000000000 | 0:2ef0a0233bd7 |
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| 1 /* This Source Code Form is subject to the terms of the Mozilla Public | |
| 2 * License, v. 2.0. If a copy of the MPL was not distributed with this file, | |
| 3 * You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 4 | |
| 5 "use strict"; | |
| 6 | |
| 7 const Cc = Components.classes; | |
| 8 const Ci = Components.interfaces; | |
| 9 const Cu = Components.utils; | |
| 10 | |
| 11 Cu.import("resource://gre/modules/XPCOMUtils.jsm"); | |
| 12 | |
| 13 function TCPSocketParentIntermediary() { | |
| 14 } | |
| 15 | |
| 16 TCPSocketParentIntermediary.prototype = { | |
| 17 _setCallbacks: function(aParentSide, socket) { | |
| 18 aParentSide.initJS(this); | |
| 19 this._socket = socket; | |
| 20 | |
| 21 // Create handlers for every possible callback that attempt to trigger | |
| 22 // corresponding callbacks on the child object. | |
| 23 // ondrain event is not forwarded, since the decision of firing ondrain | |
| 24 // is made in child. | |
| 25 ["open", "data", "error", "close"].forEach( | |
| 26 function(p) { | |
| 27 socket["on" + p] = function(data) { | |
| 28 aParentSide.sendEvent(p, data.data, socket.readyState, | |
| 29 socket.bufferedAmount); | |
| 30 }; | |
| 31 } | |
| 32 ); | |
| 33 }, | |
| 34 | |
| 35 _onUpdateBufferedAmountHandler: function(aParentSide, aBufferedAmount, aTrackingNumber) { | |
| 36 aParentSide.sendUpdateBufferedAmount(aBufferedAmount, aTrackingNumber); | |
| 37 }, | |
| 38 | |
| 39 open: function(aParentSide, aHost, aPort, aUseSSL, aBinaryType, aAppId) { | |
| 40 let baseSocket = Cc["@mozilla.org/tcp-socket;1"].createInstance(Ci.nsIDOMTCPSocket); | |
| 41 let socket = baseSocket.open(aHost, aPort, {useSecureTransport: aUseSSL, binaryType: aBinaryType}); | |
| 42 if (!socket) | |
| 43 return null; | |
| 44 | |
| 45 let socketInternal = socket.QueryInterface(Ci.nsITCPSocketInternal); | |
| 46 if (socketInternal) { | |
| 47 socketInternal.setAppId(aAppId); | |
| 48 } | |
| 49 | |
| 50 // Handle parent's request to update buffered amount. | |
| 51 socketInternal.setOnUpdateBufferedAmountHandler( | |
| 52 this._onUpdateBufferedAmountHandler.bind(this, aParentSide)); | |
| 53 | |
| 54 // Handlers are set to the JS-implemented socket object on the parent side. | |
| 55 this._setCallbacks(aParentSide, socket); | |
| 56 return socket; | |
| 57 }, | |
| 58 | |
| 59 listen: function(aTCPServerSocketParent, aLocalPort, aBacklog, aBinaryType) { | |
| 60 let baseSocket = Cc["@mozilla.org/tcp-socket;1"].createInstance(Ci.nsIDOMTCPSocket); | |
| 61 let serverSocket = baseSocket.listen(aLocalPort, { binaryType: aBinaryType }, aBacklog); | |
| 62 if (!serverSocket) | |
| 63 return null; | |
| 64 | |
| 65 let localPort = serverSocket.localPort; | |
| 66 | |
| 67 serverSocket["onconnect"] = function(socket) { | |
| 68 var socketParent = Cc["@mozilla.org/tcp-socket-parent;1"] | |
| 69 .createInstance(Ci.nsITCPSocketParent); | |
| 70 var intermediary = new TCPSocketParentIntermediary(); | |
| 71 // Handlers are set to the JS-implemented socket object on the parent side, | |
| 72 // so that the socket parent object can communicate data | |
| 73 // with the corresponding socket child object through IPC. | |
| 74 intermediary._setCallbacks(socketParent, socket); | |
| 75 // The members in the socket parent object are set with arguments, | |
| 76 // so that the socket parent object can communicate data | |
| 77 // with the JS socket object on the parent side via the intermediary object. | |
| 78 socketParent.setSocketAndIntermediary(socket, intermediary); | |
| 79 aTCPServerSocketParent.sendCallbackAccept(socketParent); | |
| 80 }; | |
| 81 | |
| 82 serverSocket["onerror"] = function(data) { | |
| 83 var error = data.data; | |
| 84 | |
| 85 aTCPServerSocketParent.sendCallbackError(error.message, error.filename, | |
| 86 error.lineNumber, error.columnNumber); | |
| 87 }; | |
| 88 | |
| 89 return serverSocket; | |
| 90 }, | |
| 91 | |
| 92 onRecvSendString: function(aData, aTrackingNumber) { | |
| 93 let socketInternal = this._socket.QueryInterface(Ci.nsITCPSocketInternal); | |
| 94 return socketInternal.onRecvSendFromChild(aData, 0, 0, aTrackingNumber); | |
| 95 }, | |
| 96 | |
| 97 onRecvSendArrayBuffer: function(aData, aTrackingNumber) { | |
| 98 let socketInternal = this._socket.QueryInterface(Ci.nsITCPSocketInternal); | |
| 99 return socketInternal.onRecvSendFromChild(aData, 0, aData.byteLength, | |
| 100 aTrackingNumber); | |
| 101 }, | |
| 102 | |
| 103 classID: Components.ID("{afa42841-a6cb-4a91-912f-93099f6a3d18}"), | |
| 104 QueryInterface: XPCOMUtils.generateQI([ | |
| 105 Ci.nsITCPSocketIntermediary | |
| 106 ]) | |
| 107 }; | |
| 108 | |
| 109 this.NSGetFactory = XPCOMUtils.generateNSGetFactory([TCPSocketParentIntermediary]); |
